Behavioral task
behavioral1
Sample
2024-03-27_fc726ac7ec3e319166b839c6a0c23f88_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-27_fc726ac7ec3e319166b839c6a0c23f88_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_fc726ac7ec3e319166b839c6a0c23f88_cryptolocker
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Size
79KB
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MD5
fc726ac7ec3e319166b839c6a0c23f88
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SHA1
41d14a7007d9aa8afb120325e5fe1361393ead74
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SHA256
0212825cc29db353f45ae747c65870ec04b6cf8008fcc6f9ab085b640b97a5b8
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SHA512
217b82bf66eac6de0804e7e285c0b2be9b210f052a97de1d5ac728db892d94553db56d8f84e65f247e401669002340b5555fc2cc6a7c06c9005e50b0c5b7520b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qpl:zCsanOtEvwDpjP
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-27_fc726ac7ec3e319166b839c6a0c23f88_cryptolocker
Files
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2024-03-27_fc726ac7ec3e319166b839c6a0c23f88_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE